Download Guidelines

We are pleased to invite you to download various guidelines.

Quality Control Guidelines for Suppliers Download

This guideline is the basic quality control requirements for suppliers from The Sumitomo Electric Group.
But for individual divisions or affiliates their own standard shall be given priority over this guidline if they have their own.
Thus it is necessarry to acertain the validity of this guideline to your customer before appliying it.

This guideline is the basic standard for green procurement of The Sumitomo Electric Group.
But for individual divisions or affiliates their own standard shall be given priority over this guidline if they have their own.
Thus it is necessary to ascertain the validity of this guideline and version to be complied to your customer before applying it.